ADD: Yangzhuang, Zhenwu Town, Jiangdu District, Yangzhou City, Jiangsu Province
E-MAIL：jiangyang@yzjyjx.com
TEL：0514-86231098
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Φ600-1600 small spiral welding (production site of Tianyuan Construction Group) -
Φ600-1600 small spiral welding (Beijing Han Jianhe Shanzhou production site) -
Φ600-1600 small spiral welding plasma automatic cutting -
Φ1400-4000 large spiral welding (Guotong shares Zhongshan production site) -
Φ1400-4000 large spiral welding (Xinjiang Dahualong production site) -
Large spiral welding (Longquan Pipeline Xinjiang production site) -
Large spiral welding (Fujian Qinglong production site) -
Steel cylinder multi-function machine (Qinglong Pipe Industry Hubei PCCPφ3800 production site) production in 2016 -
Large spiral core tube
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